TOP258PG

TOP258PG - TOPSwitch-HX Offline Switching IC

The TOP258PG from Power Integrations is a high-performance 48W offline switching IC from the TOPSwitch-HX family, designed for isolated flyback power supply applications. This integrated solution combines a 700V power MOSFET, oscillator, high-voltage current source, and comprehensive protection features in a single 8-DIP package.

Key Features & Benefits

• 48W Power Output: Ideal for mid-power AC-DC converters in industrial, telecom, and consumer applications
• 700V Breakdown Voltage: Ensures reliable operation with universal AC input (85-265VAC)
• 66kHz Switching Frequency: Optimized for efficiency and compact transformer design
• 78% Maximum Duty Cycle: Maximizes power delivery and minimizes transformer size
• Integrated Protection: Built-in current limiting, over-temperature, and over-voltage protection for enhanced reliability
• Wide Operating Temperature: -40°C to 150°C (TJ) for demanding environments
• Through-Hole Mounting: Easy assembly and robust mechanical connection

Applications

Perfect for aerospace, automotive, industrial control systems, telecommunications equipment, and high-reliability power supplies requiring long lifecycle availability and full manufacturer traceability.

Authorized Distributor

We provide genuine Power Integrations components with complete documentation, authenticity guarantees, and global shipping through authorized channels. All products include full manufacturer traceability and support for long-term programs.

• TOP258PG.pdf